CN112169499A - Factory road spraying dust suppression system utilizing reclaimed water - Google Patents
Factory road spraying dust suppression system utilizing reclaimed water Download PDFInfo
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- CN112169499A CN112169499A CN202011052675.2A CN202011052675A CN112169499A CN 112169499 A CN112169499 A CN 112169499A CN 202011052675 A CN202011052675 A CN 202011052675A CN 112169499 A CN112169499 A CN 112169499A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/28—Anaerobic digestion processes
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Sewage (AREA)
Abstract
The invention provides a plant road spraying dust suppression system utilizing reclaimed water, which comprises a grid well, a lifting well, an adjusting tank, a primary sedimentation tank, a water collecting tank, a hydrolysis acidification tank, a biochemical reaction tank, a secondary sedimentation tank, a reclaimed water transmission device and a spraying device which are sequentially communicated; the sewage process pass through in proper order after the grid well filters the lift well with enter behind the equalizing basin the preliminary sedimentation tank carries out preliminary sedimentation, through preliminary sedimentation sewage passes through in proper order hydrolysis acidification pool hydrolysis acidification handles with get into behind the biochemical reaction pond anaerobism biological treatment secondary sedimentation tank carries out the secondary sedimentation, sewage becomes the normal water after the secondary sedimentation, the normal water flow in extremely in the normal water pond, be equipped with the retrieval and utilization pump in the normal water pond, the normal water in the normal water pond is in pass through under the retrieval and utilization pump effect normal water transmission device transmit extremely in the sprinkler. Through setting up new spraying dust suppression system, replace the watering lorry, practiced thrift the cost.
Description
Technical Field
The invention relates to the field of building energy conservation and environmental protection, in particular to a plant road spraying dust suppression system utilizing reclaimed water.
Background
In recent years, with the increase of population, the development of social economy and the improvement of living standard of people, the demand of human beings on water resources is increased day by day, and the shortage of water resources becomes a problem of wide attention of governments and the public. Especially for domestic under-construction project factories, a large amount of valuable water resources caused by domestic sewage lose the utilization value. In addition, the sprinkling car adopted by the construction site for meeting the environmental protection requirement sprays roads to inhibit dust, so that the rental cost of the sprinkling car is increased, and the waste of more water resources is brought.
The reclaimed water mainly refers to non-drinking water which is treated to reach a certain water quality standard and can be reused in a certain range. The water quality is between that of tap water (water supply) and sewage discharged into a pipeline (water discharge), so the water is also called as 'reclaimed water'. A large amount of the water is used for toilet flushing, garden and farmland irrigation, road cleaning, car washing, city fountain, cooling equipment supplementing water and the like. For construction plants in construction projects, the utilization of reclaimed water is generally carried out in green plant irrigation, road spraying by a sprinkler and the like, and the utilization amount, utilization mode and utilization efficiency of reclaimed water resources are still insufficient and need to be improved.
Disclosure of Invention
The invention aims to provide a factory road spraying dust suppression system utilizing reclaimed water, and a new spraying dust suppression system is arranged to replace a sprinkler, so that the cost is saved.
In order to achieve the above purpose, the invention provides the following technical scheme:
a plant road spraying dust suppression system utilizing reclaimed water discharges sewage generated in daily life through a discharge pipeline, and the road spraying dust suppression system comprises a grid well, a lifting well, an adjusting tank, a primary sedimentation tank, a water collecting tank, a hydrolysis acidification tank, a biochemical reaction tank, a secondary sedimentation tank, a reclaimed water transmission device and a spraying device which are sequentially communicated; the sewage process pass through in proper order after the grid well filters the lift well with enter behind the equalizing basin the preliminary sedimentation tank carries out preliminary sedimentation, through preliminary sedimentation sewage passes through in proper order hydrolysis acidification pool hydrolysis acidification handles with get into behind the biochemical reaction pond anaerobism biological treatment secondary sedimentation tank carries out the secondary sedimentation, sewage becomes the normal water after the secondary sedimentation, the normal water flow in extremely in the normal water pond, be equipped with the retrieval and utilization pump in the normal water pond, the normal water in the normal water pond is in pass through under the retrieval and utilization pump effect normal water transmission device transmit extremely in the sprinkler.
Further, in the plant road spraying dust suppression system using reclaimed water, an artificial grating is arranged inside the grating well and used for throttling suspended matters or floating matters in the sewage.
Further, in the station road spraying dust suppression system using reclaimed water, a first lift pump is arranged in the lift shaft and used for lifting sewage into the regulating tank.
Further, in the station road spraying dust suppression system using reclaimed water, a pH value monitoring device and a pH value adjusting device are arranged in the adjusting tank, and the pH value monitoring device and the pH value adjusting device are used for stabilizing the pH value of sewage in the adjusting tank.
Further, in the station road spraying dust suppression system utilizing reclaimed water, a second lifting pump is arranged in the water collecting tank, and sewage in the water collecting tank is conveyed to the hydrolysis acidification tank through the second lifting pump.
Further, in the plant road spraying dust suppression system using reclaimed water, a sludge reflux pump is arranged in the secondary sedimentation tank, and sludge in the secondary sedimentation tank flows back to the biochemical reaction tank through the sludge reflux pump.
Further, in the above-mentioned plant area road spray dust suppression system using reclaimed water, the spraying device can spray landscape, vegetation and roads.
Further, in the station road spraying dust suppression system using reclaimed water, the reclaimed water transmission device comprises a plurality of pipelines and a plurality of delivery pumps which are communicated with each other, the pipelines are communicated with the spraying device, and the delivery pumps deliver the reclaimed water to the spraying device through the pipelines.
Further, in the plant road spraying dust suppression system using reclaimed water, the primary sedimentation tank is used for settling suspended matters which cannot be intercepted by the grid well in the sewage and settling to form sludge.
Further, in the plant road spraying dust suppression system using reclaimed water, the spraying device is composed of a plurality of transverse pipes, a plurality of vertical pipes, a plurality of valves and a plurality of nozzles, each vertical pipe is at least communicated with one transverse pipe, each vertical pipe is at least communicated with one nozzle, and each vertical pipe is provided with one valve for controlling the on-off of the vertical pipe; the reclaimed water conveying device conveys the reclaimed water into a plurality of transverse pipes, and the reclaimed water enters the vertical pipes through the transverse pipes and is sprayed out from the nozzles.
The analysis shows that the invention discloses a plant road spraying dust suppression system utilizing reclaimed water. The technical scheme of the invention utilizes the primary sedimentation tank, the water collecting tank, the hydrolysis acidification tank, the biochemical reaction tank, the secondary sedimentation tank and the middle water tank to filter sewage into reclaimed water, and then utilizes the reclaimed water to spray and suppress dust on roads through the reclaimed water transmission device and the spraying device, thereby replacing the traditional watering lorry. On one hand, the reclaimed water is recycled, the water is saved, and the reutilization rate of water resources is improved. On the other hand, through setting up new spraying dust suppression system, replace the watering lorry, practiced thrift the cost.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. Wherein:
FIG. 1 is a block diagram of a plant roadway spray dust suppression system utilizing reclaimed water in accordance with one embodiment of the present invention.
FIG. 2 is a schematic structural view of a spraying apparatus of a plant road spraying dust suppression system using reclaimed water according to an embodiment of the present invention
Description of reference numerals: 1-a grid well; 2-lifting a well; 3-a regulating reservoir; 4-primary settling tank; 5-a water collecting tank; 6-a hydrolysis acidification tank; 7-biochemical reaction tank; 8-secondary sedimentation tank; 9-a middle water pool; 10-a reclaimed water conveying device; 11-a spraying device; 12-a transverse tube; 13-a vertical tube; 14-a valve; 15-nozzle.
Detailed Description
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings. The various examples are provided by way of explanation of the invention, and not limitation of the invention. In fact, it will be apparent to those skilled in the art that modifications and variations can be made in the present invention without departing from the scope or spirit thereof. For instance, features illustrated or described as part of one embodiment, can be used with another embodiment to yield a still further embodiment. It is therefore intended that the present invention encompass such modifications and variations as fall within the scope of the appended claims and equivalents thereof.
In the description of the present invention, the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are for convenience of description of the present invention only and do not require that the present invention must be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. The terms "connected," "connected," and "disposed" as used herein are intended to be broadly construed, and may include, for example, fixed and removable connections; can be directly connected or indirectly connected through intermediate components; the connection may be a wired electrical connection, a wireless electrical connection, or a wireless communication signal connection, and a person skilled in the art can understand the specific meaning of the above terms according to specific situations.
One or more examples of the invention are illustrated in the accompanying drawings. The detailed description uses numerical and letter designations to refer to features in the drawings. Like or similar designations in the drawings and description have been used to refer to like or similar parts of the invention. As used herein, the terms "first," "second," "third," and "fourth" may be used interchangeably to distinguish one component from another and are not intended to denote the position or importance of the individual components.
Referring to fig. 1, according to an embodiment of the present invention, there is provided a plant road spraying dust suppression system using reclaimed water, wherein sewage generated in daily life is discharged through a discharge pipeline, and the road spraying dust suppression system comprises a grating well 1, a lift well 2, a regulating tank 3, a primary settling tank 4, a water collecting tank 5, a hydrolysis acidification tank 6, a biochemical reaction tank 7, a secondary settling tank 8, a reclaimed water tank 9, a reclaimed water transmission device 10 and a spraying device 11 which are sequentially communicated.
Sewage enters a primary sedimentation tank 4 for preliminary sedimentation after sequentially passing through a lifting well 2 and an adjusting tank 3 after being filtered by a grid well 1, and domestic sewage automatically flows into the grid well 1 for filtration through a domestic sewage discharge pipeline. The artificial grating is arranged in the grating well 1 and mainly used for intercepting large suspended matters and floating objects in sewage so as to ensure the safety of mechanical equipment of the whole system. The grid well 1 is cleaned at least once a week during use. The effluent from the grid well 1 flows automatically into the lift well 2.
The main functions of the regulating reservoir 3 are three points: firstly, regulating the water quantity, buffering the peak discharge quantity of a production line and providing stable operation conditions for a subsequent sewage treatment system; secondly, the quality of sewage which subsequently enters a sewage treatment system is balanced by considering that the concentration of pollutants contained in the drainage of the production line is different due to different time sequences; thirdly, the raw water pH value of the sewage fluctuates greatly, a pH monitoring device and a pH adjusting device can be arranged in the adjusting tank 3 to stabilize the pH value of the sewage in the adjusting tank 3 and reduce the influence of the pH value of the sewage on microorganisms in subsequent biochemical reactions, the effluent of the adjusting tank 3 automatically flows into the primary sedimentation tank 4, and the effluent of the primary sedimentation tank 4 automatically flows into the water collecting tank 5.
The sewage after preliminary sedimentation sequentially enters a secondary sedimentation tank 8 for secondary sedimentation after being subjected to hydrolytic acidification treatment in a hydrolytic acidification tank 6 and anaerobic biological treatment in a biochemical reaction tank 7, the sewage becomes reclaimed water after secondary sedimentation, the reclaimed water flows into a reclaimed water tank 9, a recycling pump is arranged in the reclaimed water tank 9, and the reclaimed water in the reclaimed water tank 9 is transmitted to a spraying device 11 through a reclaimed water transmission device 10 under the action of the recycling pump.
Wherein, the water collecting tank 5 is used for collecting the effluent of the primary sedimentation tank 4. The sewage in the water collecting tank 5 is lifted by a second lifting pump to enter a hydrolysis acidification tank 6. The hydrolytic acidification biological treatment process is a hydrolytic acidification stage for controlling the system in an anoxic state. The principle is that enzymes released by hydrolytic bacteria and acid-producing bacteria promote macromolecular substances which are difficult to biodegrade in sewage to generate biocatalytic reaction, which is specifically represented by chain scission and water solubility. The microorganism utilizes the water-soluble substrate to complete the intracellular biochemical reaction and simultaneously discharge various organic acids. In the hydrolysis acidification process, the easily degradable organic substances in the sewage are reduced less, and some difficultly degradable macromolecular substances are converted into easily degradable micromolecular substances. Therefore, the biodegradability and the degradation speed of the wastewater are greatly improved, the sewage in the hydrolysis acidification tank 6 is uniformly distributed by a water distribution system in the hydrolysis acidification tank 6 and then automatically flows into the biochemical reaction tank 7 for anaerobic biological treatment, and the effluent of the biochemical reaction tank 7 automatically flows into the secondary sedimentation tank 8. Part of microbes lost in the biochemical reaction tank 7 are precipitated in the secondary sedimentation tank 8 to form biochemical sludge, so that the purpose of separating the biochemical sludge from the sewage is achieved, the sewage is filtered into reclaimed water, and the filtered reclaimed water is conveyed to the spraying device 11 under the transmission of the reclaimed water conveying device 10 so as to be sprayed.
Preferably, the interior of the grating well 1 is provided with an artificial grating for throttling suspended substances or floating objects in the sewage.
Preferably, a first lift pump is arranged in the lift well 2 and is used for lifting sewage into the regulating reservoir 3.
Preferably, a pH monitoring device and a pH adjusting device are disposed in the adjusting tank 3, the pH monitoring device is used for monitoring the pH of the sewage in the adjusting tank 3, and the pH adjusting device is used for adjusting the pH of the sewage in the adjusting tank 3, so that the pH of the sewage in the adjusting tank 3 is maintained at a stable value.
Preferably, a second lifting pump is arranged in the water collecting tank 5, and the sewage in the water collecting tank 5 is conveyed to the hydrolysis acidification tank 6 through the second lifting pump.
Preferably, a sludge reflux pump is arranged in the secondary sedimentation tank 8, the sludge in the secondary sedimentation tank 8 flows back to the biochemical reaction tank 7 through the sludge reflux pump, and the sludge quantitatively flows back to the biochemical reaction tank 7, so that the microbial biomass in the biochemical reaction tank 7 is adjusted.
Preferably, the primary sedimentation tank 4 is used for settling suspended matters which cannot be intercepted in the grid well 1 in the sewage and settling to form sludge, so that the purpose of separating the suspended matters from the sewage is achieved. In the using process, the primary sedimentation tank 4 discharges mud at least 2 times per day, and the mud discharging times can also be increased according to specific conditions. The primary sedimentation tank 4 is ensured not to have a large amount of sludge flowing into the water collecting tank 5 along with water, and the safe operation of the subsequent process is ensured.
Preferably, the spraying device 11 is composed of a plurality of transverse pipes 12, a plurality of vertical pipes 13, a plurality of valves 14 and a plurality of nozzles 15, each vertical pipe 13 is at least communicated with one transverse pipe 12, each vertical pipe 13 is at least communicated with one nozzle 15, each vertical pipe is provided with one valve 14, and the valves 14 are used for controlling the on-off of the vertical pipes 13; the reclaimed water conveying device 10 conveys reclaimed water into a plurality of transverse pipes 12, and the reclaimed water enters the vertical pipes 13 from the transverse pipes 12 and is sprayed out from the nozzles 15.
The reclaimed water conveying device 10 comprises a plurality of pipelines and a plurality of conveying pumps which are mutually communicated, the pipelines are communicated with the spraying device, and the conveying pumps convey reclaimed water to the spraying device through the pipelines, particularly to the transverse pipe 12 of the spraying device 11. The vertical pipes 13 are respectively arranged near the landscape, the vegetation and the road, and the spraying device 11 can spray the landscape, the vegetation and the road.
The sprinkler 11 is arranged near the landscape, near the vegetation and on two sides of the road, and the nozzle 15 can rotate 360 degrees in the using process, so that the road can be sprayed in all directions. The valve 14 is opened according to time, so that the spraying of roads is realized, the sprinkler is replaced, and the sprinkler rental cost on the construction site is saved.
From the above description, it can be seen that the above-described embodiments of the present invention achieve the following technical effects:
the invention utilizes reclaimed water to spray and suppress dust on roads, and replaces the traditional watering cart. On one hand, the reclaimed water is recycled, so that the water is saved, and the reutilization rate of water resources is improved. On the other hand, by arranging a new spraying device instead of a water spraying truck, the cost is saved, and in the actual production life, if one water spraying truck is in a factory area, and 6 water spraying trucks are rented every day on a project site for calculation with the rental fee of 4000 yuan per day of the water spraying truck, the reclaimed water spraying dust suppression system in the invention can save more than 800 tens of thousands of rental fees of the water spraying truck every year.
The above is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made to the present invention by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A plant road spraying dust suppression system utilizing reclaimed water is characterized in that sewage generated in daily life is discharged through a discharge pipeline, and the road spraying dust suppression system comprises a grid well, a lifting well, an adjusting tank, a primary sedimentation tank, a water collecting tank, a hydrolysis acidification tank, a biochemical reaction tank, a secondary sedimentation tank, a reclaimed water transmission device and a spraying device which are sequentially communicated;
the sewage process pass through in proper order after the grid well filters the lift well with enter behind the equalizing basin the preliminary sedimentation tank carries out preliminary sedimentation, through preliminary sedimentation sewage passes through in proper order hydrolysis acidification pool hydrolysis acidification handles with get into behind the biochemical reaction pond anaerobism biological treatment secondary sedimentation tank carries out the secondary sedimentation, sewage becomes the normal water after the secondary sedimentation, the normal water flow in extremely in the normal water pond, be equipped with the retrieval and utilization pump in the normal water pond, the normal water in the normal water pond is in pass through under the retrieval and utilization pump effect normal water transmission device transmit extremely in the sprinkler.
2. The reclaimed water-utilizing plant road spraying dust suppression system according to claim 1, wherein an artificial grating for throttling suspended matters or floating matters in the sewage is arranged inside the grating well.
3. The plant-site road spraying dust suppression system utilizing reclaimed water as claimed in claim 1, wherein a first lift pump is arranged in said lift shaft, said first lift pump is used for lifting sewage into said regulating tank.
4. The plant area road spraying dust suppression system utilizing reclaimed water according to claim 1, wherein a pH value monitoring device and a pH value adjusting device are arranged in the adjusting tank, and the pH value monitoring device and the pH value adjusting device are used for stabilizing the pH value of sewage in the adjusting tank.
5. The plant road spraying dust suppression system using reclaimed water as claimed in claim 1, wherein a second lift pump is provided in the water collection tank, and the sewage in the water collection tank is transported to the hydrolysis acidification tank by the second lift pump.
6. The plant road spraying dust suppression system utilizing reclaimed water as claimed in claim 1, wherein a sludge reflux pump is arranged in the secondary sedimentation tank, and sludge in the secondary sedimentation tank flows back to the biochemical reaction tank through the sludge reflux pump.
7. The reclaimed water-based plant area road spraying dust suppression system according to claim 1, wherein the spraying device is capable of spraying landscapes, vegetation and roads.
8. The plant road spraying dust suppression system utilizing reclaimed water as claimed in claim 1, wherein said reclaimed water delivery device comprises a plurality of pipelines and a plurality of delivery pumps which are communicated with each other, said pipelines are communicated with said spraying device, and said delivery pumps deliver said reclaimed water from said pipelines to said spraying device.
9. The on-site road sprinkling dust suppression system using reclaimed water according to claim 1,
the primary sedimentation tank is used for settling suspended matters which cannot be intercepted in the grid well in the sewage and settling to form sludge.
10. The on-site road sprinkling dust suppression system using reclaimed water according to claim 1,
the spraying device comprises a plurality of transverse pipes, a plurality of vertical pipes, a plurality of valves and a plurality of nozzles, wherein each vertical pipe is communicated with at least one transverse pipe, each vertical pipe is communicated with at least one nozzle, each vertical pipe is provided with one valve, and the valves are used for controlling the on-off of the vertical pipes;
the reclaimed water conveying device conveys the reclaimed water into a plurality of transverse pipes, and the reclaimed water enters the vertical pipes through the transverse pipes and is sprayed out from the nozzles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011052675.2A CN112169499A (en) | 2020-09-29 | 2020-09-29 | Factory road spraying dust suppression system utilizing reclaimed water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011052675.2A CN112169499A (en) | 2020-09-29 | 2020-09-29 | Factory road spraying dust suppression system utilizing reclaimed water |
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| Publication Number | Publication Date |
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| CN112169499A true CN112169499A (en) | 2021-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011052675.2A Pending CN112169499A (en) | 2020-09-29 | 2020-09-29 | Factory road spraying dust suppression system utilizing reclaimed water |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1619058A (en) * | 2003-11-20 | 2005-05-25 | 陈子续 | Urban road spray dust settling system |
| CN1619059A (en) * | 2003-11-20 | 2005-05-25 | 陈子续 | City spray dust settling system |
| US20090061509A1 (en) * | 2007-08-27 | 2009-03-05 | Beijing Nengtuo High Technology Co., Ltd | Treatment system of high concentration organic sewage |
| CN111268853A (en) * | 2019-12-21 | 2020-06-12 | 河南恒托电子科技有限公司 | Ecological treatment system for community domestic sewage |
| CN213590029U (en) * | 2020-09-29 | 2021-07-02 | 国电龙源电力技术工程有限责任公司 | Factory road spraying dust suppression system utilizing reclaimed water |
-
2020
- 2020-09-29 CN CN202011052675.2A patent/CN112169499A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1619058A (en) * | 2003-11-20 | 2005-05-25 | 陈子续 | Urban road spray dust settling system |
| CN1619059A (en) * | 2003-11-20 | 2005-05-25 | 陈子续 | City spray dust settling system |
| US20090061509A1 (en) * | 2007-08-27 | 2009-03-05 | Beijing Nengtuo High Technology Co., Ltd | Treatment system of high concentration organic sewage |
| CN111268853A (en) * | 2019-12-21 | 2020-06-12 | 河南恒托电子科技有限公司 | Ecological treatment system for community domestic sewage |
| CN213590029U (en) * | 2020-09-29 | 2021-07-02 | 国电龙源电力技术工程有限责任公司 | Factory road spraying dust suppression system utilizing reclaimed water |
Non-Patent Citations (1)
| Title |
|---|
| 冯帆;: "利用城市中水解决中国北方城市扬尘问题", 科技创新与应用, no. 02, pages 172 - 173 * |
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